Results 71 to 80 of about 2,683 (203)

Replicación de los cromosomas sexuales de Saimiri sciureus

open access: yesActa Biológica Colombiana, 2004
El comportamiento de replicación tardía de los cromosomas sexuales de 19 individuos de la especie Saimiri sciureus fue estudiado utilizando cultivos de linfocitos sometidos a un pulso terminal de BrdU.
María Paulina Cabarcas M.   +1 more
doaj  

Mycobacterium kansasii infection in squirrel monkeys (Saimiri sciureus sciureus).

open access: yes, 1995
This report documents asymptomatic infections of Mycobacterium kansasii in four of five tuberculin positive squirrel monkeys (Saimiri sciureus sciureus).
Brammer, DW   +5 more
core  

Aspectos macroscópicos da dura mater de Saimiri sciureus

open access: yes, 2011
Universidade Federal do Amazonas. Instituto de Ciências Biológicas. Departamento de Morfologia. Manaus, AM, Brasil.Universidade Federal Rural da Amazônia. Faculdade de Medicina Veterinária. Instituto de Saúde e Produção Animal.
Lima, Ana Rita   +5 more
core   +1 more source

Assessing Gestation and Fetal Sex in Wild Assamese Macaques Using Urinary Estrogen Analysis

open access: yesAmerican Journal of Primatology, Volume 87, Issue 8, August 2025.
Postable Summary: Urinary estrogen marks pregnancy in wild macaques, with limited use for sexing fetuses. ABSTRACT In mammals, estrogens and progestogens are crucial for gestation, fetal development, and maternal preparation for parturition and lactation.
Verena Behringer   +6 more
wiley   +1 more source

Susceptibility of peritoneal macrophage from different species of neotropical primates to Ex vivo Leishmania (L.) infantum chagasi-infection

open access: yesRevista do Instituto de Medicina Tropical de São Paulo, 2012
This study examined the susceptibility of peritoneal macrophage (PM) from the Neotropical primates: Callithrix jacchus, Callithrix penicillata, Saimiri sciureus, Aotus azarae infulatus and Callimico goeldii to ex vivo Leishmania (L.) infantum chagasi ...
Liliane Almeida Carneiro   +5 more
doaj   +1 more source

Same data, different results? Machine learning approaches in bioacoustics

open access: yesMethods in Ecology and Evolution, Volume 16, Issue 8, Page 1574-1586, August 2025.
Abstract Automated acoustic analysis is increasingly used in behavioural ecology, and determining caller identity is a key element for many investigations. However, variability in feature extraction and classification methods limits the comparability of results across species and studies, constraining conclusions we can draw about the ecology and ...
Kaja Wierucka   +12 more
wiley   +1 more source

Rapid diagnosis and quantification of Francisella tularensis in organs of naturally infected common squirrel monkeys (Saimiri sciureus)

open access: yes, 2008
Francisella tularensis, a small Gram-negative facultative intracellular bacterium, is the causative agent of tularaemia, a severe zoonotic disease transmitted to humans mostly by vectors such as ticks, flies and mosquitoes. The disease is endemic in many
Abril, Carlos   +7 more
core   +1 more source

Disseminated Histiocytic Sarcoma in a Japanese Macaque (Macaca fuscata)

open access: yesJournal of Medical Primatology, Volume 54, Issue 4, August 2025.
ABSTRACT Histiocytic sarcomas are rare in humans and primates. Particularly, only a few examples in nonhuman primates have been reported. This is the first report of histiocytic sarcoma in Macaca fuscata. The final diagnosis was made using immunohistochemical analysis.
Minami Sato   +4 more
wiley   +1 more source

Saimiri sciureus

open access: yes
Cebus sciureus albigena von Pusch, 1842 Zeitschrift für Säugetierkunde 16, p. 212 Current valid name: Saimiri sciureus (Linnaeus, 1758) Holotype: ZMB 33951, male, skull, skin; Medina, Bogota, Colombia; collected by Apolinar-Maria, 1924.
openaire   +2 more sources

Pelvimetry in Squirrel Monkeys (Saimiri scireus Linnaeus, 1758)

open access: yesPesquisa Veterinária Brasileira
: Saimiri sciureus is a neotropical primate widely used in research. However, there are still difficulties regarding their reproduction in vivaria due to the high incidence of dystocia.
Samantha M. Favoretto   +7 more
doaj   +1 more source

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